core/src/Command/CreateAdminCommand.php

<?php

namespace Modules\Core\Command;

use Lunar\Admin\Console\Commands\MakeLunarAdminCommand;

use function Laravel\Prompts\text;

class CreateAdminCommand extends MakeLunarAdminCommand
{
    protected $signature = 'lunar:create-admin
                            {--firstname= : The first name of the user}
                            {--lastname= : The last name of the user}
                            {--email= : A valid and unique email address}';

    protected function getUserData(): array
    {
        return [
            'first_name' => $this->options['firstname'] ?? text(
                label: 'First Name',
                required: true,
            ),

            'last_name' => $this->options['lastname'] ?? text(
                label: 'Last Name',
                required: true,
            ),

            'email' => $this->options['email'] ?? text(
                label: 'Email address',
                required: true,
                validate: fn (string $email): ?string => match (true) {
                    ! filter_var($email, FILTER_VALIDATE_EMAIL) => 'The email address must be valid.',
                    \Lunar\Admin\Models\Staff::where('email', $email)->exists() => 'A user with this email address already exists',
                    default => null,
                },
            ),

            'admin' => true,
        ];
    }
}